[Paraview] Reader has Filters Disabled`

Brian C. Panneton (CONTR) brian.c.panneton.ctr at us.army.mil
Tue May 10 09:16:28 EDT 2011


Here is my xml for the reader.
[code]
<ServerManagerConfiguration>
    <ProxyGroup name="sources">
        <SourceProxy
            name="MyReader"
            class="vtkMyReader"
            label="My Reader">
            <StringVectorProperty
                name="FileName"
                command="SetFileName"
                number_of_elements="1">
                <FileListDomain name="files"/>
            </StringVectorProperty>

            <DoubleVectorProperty
                name="TimestepValues"
                repeatable="1"
                information_only="1">
                <TimeStepsInformationHelper/>
                <Documentation>
                    Available timestep values.
                </Documentation>
            </DoubleVectorProperty>
          <DoubleVectorProperty
                name="TimeRange"
                information_only="1">
                <TimeRangeInformationHelper />
            </DoubleVectorProperty>

           <StringVectorProperty
                name="SourceList"
                command="GetSourceList"
                information_only="1">
                <StringArrayHelper />
            </StringVectorProperty>
            <StringVectorProperty
                name="cbSource"
                command="SetSource"
                immediate_update="1"
                number_of_elements="1"
                number_of_elements_per_command="1">
               <StringListDomain name="operation">
                    <RequiredProperties>
                        <Property name="SourceList"
                            function="ArraySelection"/>
                    </RequiredProperties>
                </StringListDomain>
            </StringVectorProperty>

            <StringVectorProperty
                name="SelectionList"
                information_only="1">
                <ArraySelectionInformationHelper 
attribute_name="Selection" />
            </StringVectorProperty>
            <StringVectorProperty
                name="lbSelection"
                command="SetSelectionArrayStatus"
                immediate_update="0"
                number_of_elements="0"
                repeat_command="1"
                number_of_elements_per_command="2"
                element_types="2 0"
                information_property="SelectionList">
                <ArraySelectionDomain name="array_list">
                    <RequiredProperties>
                        <Property name="SelectionList"
                            function="ArrayList"/>
                    </RequiredProperties>
                </ArraySelectionDomain>
            </StringVectorProperty>
        </SourceProxy>
    </ProxyGroup>
</ServerManagerConfiguration>
[/code]

Yumin Yuan wrote:
> Can you post your xml description for the reader? There may be
> something wrong in there.
>
> Yumin
>
> On Mon, May 9, 2011 at 5:20 PM, Brian C. Panneton (CONTR)
> <brian.c.panneton.ctr at us.army.mil> wrote:
>   
>> Everything in the information tab does look correct. (Sorry I forgot to
>> mention that I switched from PolyData to UnstructuredGrid earlier).
>> Basically everything works as it should, but I don't have the option to use
>> the filters on the data.
>>
>> With:
>>
>> Type: Unstructured Grid
>> Num Cells: 159
>> Num Points: 159
>>
>> I figured I would have at least a few filters. Or after I selected a few
>> points some filters would show up.
>>
>> Utkarsh Ayachit wrote:
>>     
>>> But you're saying the information tab doesn't show the data
>>> information correctly, right? That implies that some essential
>>> "notification" is missing. Hard to say which one without looking at
>>> the code, however.
>>>
>>> Utkarsh
>>>
>>> On Mon, May 9, 2011 at 3:38 PM, Brian C. Panneton (CONTR)
>>> <brian.c.panneton.ctr at us.army.mil> wrote:
>>>
>>>       
>>>> The custom accept is on a custom panel. The custom accept just makes sure
>>>> the GUI selections are sent to the vtkobjects. When apply is pressed on
>>>> the
>>>> panel, the data gets updated and plotted on the 3d graph (Vertices will
>>>> be
>>>> updated based on time). Thus I believe the GUI is being updated as it
>>>> should. I can press the play button and watch everything move as it
>>>> should.
>>>> However, I am never able to filter any of the data even if I select
>>>> points.
>>>>
>>>> Utkarsh Ayachit wrote:
>>>>
>>>>         
>>>>> "Custom accept"? What's that? And yes, if you are doing some funky
>>>>> stuff to update the reader, it could explain why the GUI never
>>>>> realizes that the reader has been updated.
>>>>>
>>>>> On Mon, May 9, 2011 at 1:27 PM, Brian C. Panneton (CONTR)
>>>>> <brian.c.panneton.ctr at us.army.mil> wrote:
>>>>>
>>>>>
>>>>>           
>>>>>> Once I hit apply, I see Data Hierarchy: Multi-block Dataset -> 0:
>>>>>> Unstructured Grid, 1: NA
>>>>>> with Unstructed Grid selected Statistics shows:
>>>>>> Type: Unstructured Grid
>>>>>> Num Cells: 159
>>>>>> Num Points: 159
>>>>>> Memory: 0.011mb
>>>>>>
>>>>>> My reader does have a custom accept. Could that be the issue?
>>>>>>
>>>>>> Thanks,
>>>>>> Brian Panneton
>>>>>>
>>>>>> Utkarsh Ayachit wrote:
>>>>>>
>>>>>>
>>>>>>             
>>>>>>> Did you hit "Apply"? What does the Information tab say?
>>>>>>>
>>>>>>> Utkarsh
>>>>>>>
>>>>>>> On Mon, May 9, 2011 at 12:41 PM, Brian C. Panneton (CONTR)
>>>>>>> <brian.c.panneton.ctr at us.army.mil> wrote:
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>>               
>>>>>>>> I have created a reader which makes a vtkMultiBlockDataSet containing
>>>>>>>> a
>>>>>>>> vtkPolyData. It reads in 100 some points and plots lines between
>>>>>>>> them.
>>>>>>>> After
>>>>>>>> I read them in, I don't have the option to use any filters on the
>>>>>>>> data.
>>>>>>>> Any
>>>>>>>> idea why this is disabled? Could it be related to the data having
>>>>>>>> time
>>>>>>>> steps?
>>>>>>>>
>>>>>>>> Thanks,
>>>>>>>> Brian Panneton
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>>>>>>>>
>>>>>>>>
>>>>>>>>
>>>>>>>>                 
>>>>>>             
>>>>         
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>>     
>
>
>
>   



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